import numpy as np

print(np.zeros([2,4],order='C'))
print(np.ones([3,5],order='F'))

print(np.random.rand(2,4))
print(np.random.rand())
print(np.random.randint(1,10,3))
print(np.random.choice([10,20,30,2,8]))

print(np.random.randn(2,4))
print(np.random.beta(1,10,100))
